Filtering Flask

Filtering Flask

Usage conditions apply
This type of flask with a horizontal tube attached to the neck was known as a filter flask, a filtering flask, or a suction flask. The form was in use by the 1890s, for filtering under reduced pressure. It was sometimes associated with Robert Bunsen, the eminent professor of chemistry at the University of Heidelberg.
Ref: Ludwig Gatterman, The Practical Methods of Organic Chemistry (New York, 1898), pp. 49-50.
Bausch & Lomb Optical Co., Apparatus and Supplies for Chemical and Biological Laboratories (Rochester, 1904), p. 207.
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Object Name
Associated Place
United States: New Jersey
overall: 3 in x 6 in; 7.62 cm x 15.24 cm
overall: 6 1/8 in x 3 3/4 in x 3 in; 15.5575 cm x 9.525 cm x 7.62 cm
ID Number
catalog number
accession number
Credit Line
Gift of Dr. Derek J. Price
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Medicine and Science: Chemistry
Data Source
National Museum of American History
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